Angie is a song by the rock band The Rolling Stones.
For Classical Guitar solo or guitar and voice.

With tablature, Guitar chords, and some finger position suggestions.

Early Intermediate. Pages: 3 pages, 2:10' min.

I Sing Praises, is a popular worship song by Terry MacAlmon.
For Guitar fingerstyle solo or Guitar and Voice.
With melody line. With lyrics. With standard notation and tablature (TAB).
Easy to Early Intermediate.
Pages: Two (2) pages.

It's Now or Never is a ballad recorded by Elvis Presley in 1960. It is one of two popular songs based on the Italian song "O Sole mio". The single is one of the best-selling singles of all time.
For classical Guitar solo (or acoustic guitar fingerstyle).
With lyrics and melody line. With standard notation and tablature.
Early Intermediate. Suitable for Guitar solo, or Guitar and voice, 3 pages.

Happy Together is a song by American rock band the Turtles from their third studio album Happy Together (1967).

For Guitar solo (Classical or acoustic)  fingerstyle.  Intermediate.

With standard notation and tablature (TAB). With lyrics and melody line. With guitar chords.

Pages: Four (4) pages, 1:40' min.

Danny Boy is a famous ballad set to an ancient Irish melody with lyrics by English songwriter Frederic Weatherly.
For Flute and guitar duet.
Early intermediate.
With downloadable mp3's for audio help (one with both the Flute and guitar and one with guitar only).
With guitar tablature. With melody line. With lyrics.
Pages: four pages (score and Flute part)